Finding the Fourth Proportional to 2,048.10, 2,826.37 and 1,208.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.10 : 2,826.37 = 1,208.81 : x
2. Step 2: Convert to fraction form
   2,048.10/2,826.37 = 1,208.81/x
3. Step 3: Cross multiply
   2,048.10x = 2,826.37 × 1,208.81
4. Step 4: Simplify right side
   2,048.10x = 3,416,544.32
5. Step 5: Solve for x
   x = 3,416,544.32/2,048.10
6. Step 6: Final answer
   x = 1,668.15